355165720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:354

約数の個数: 192

約数和(自身を含む): 1023865920

約数和(自身を除く): 668700200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 53, 56, 65, 70, 91, 98, 104, 106, 130, 140, 182, 196, 212, 245, 260, 263, 265, 280, 364, 371, 392, 424, 455, 490, 520, 526, 530, 637, 689, 728, 742, 910, 980, 1052, 1060, 1274, 1315, 1378, 1484, 1820, 1841, 1855, 1960, 2104, 2120, 2548, 2597, 2630, 2756, 2968, 3185, 3419, 3445, 3640, 3682, 3710, 4823, 5096, 5194, 5260, 5512, 6370, 6838, 6890, 7364, 7420, 9205, 9646, 10388, 10520, 12740, 12887, 12985, 13676, 13780, 13939, 14728, 14840, 17095, 18410, 19292, 20776, 23933, 24115, 25480, 25774, 25970, 27352, 27560, 27878, 33761, 34190, 36820, 38584, 47866, 48230, 51548, 51940, 55756, 64435, 67522, 68380, 69695, 73640, 95732, 96460, 97573, 103096, 103880, 111512, 119665, 128870, 135044, 136760, 139390, 167531, 168805, 181207, 191464, 192920, 195146, 239330, 257740, 270088, 278780, 335062, 337610, 362414, 390292, 478660, 487865, 515480, 557560, 670124, 675220, 683011, 724828, 780584, 837655, 906035, 957320, 975730, 1268449, 1340248, 1350440, 1366022, 1449656, 1675310, 1812070, 1951460, 2536898, 2732044, 3350620, 3415055, 3624140, 3902920, 5073796, 5464088, 6342245, 6701240, 6830110, 7248280, 8879143, 10147592, 12684490, 13660220, 17758286, 25368980, 27320440, 35516572, 44395715, 50737960, 71033144, 88791430, 177582860, 355165720]

約数ペア:

[(1, 355165720), (2, 177582860), (4, 88791430), (5, 71033144), (7, 50737960), (8, 44395715), (10, 35516572), (13, 27320440), (14, 25368980), (20, 17758286), (26, 13660220), (28, 12684490), (35, 10147592), (40, 8879143), (49, 7248280), (52, 6830110), (53, 6701240), (56, 6342245), (65, 5464088), (70, 5073796), (91, 3902920), (98, 3624140), (104, 3415055), (106, 3350620), (130, 2732044), (140, 2536898), (182, 1951460), (196, 1812070), (212, 1675310), (245, 1449656), (260, 1366022), (263, 1350440), (265, 1340248), (280, 1268449), (364, 975730), (371, 957320), (392, 906035), (424, 837655), (455, 780584), (490, 724828), (520, 683011), (526, 675220), (530, 670124), (637, 557560), (689, 515480), (728, 487865), (742, 478660), (910, 390292), (980, 362414), (1052, 337610), (1060, 335062), (1274, 278780), (1315, 270088), (1378, 257740), (1484, 239330), (1820, 195146), (1841, 192920), (1855, 191464), (1960, 181207), (2104, 168805), (2120, 167531), (2548, 139390), (2597, 136760), (2630, 135044), (2756, 128870), (2968, 119665), (3185, 111512), (3419, 103880), (3445, 103096), (3640, 97573), (3682, 96460), (3710, 95732), (4823, 73640), (5096, 69695), (5194, 68380), (5260, 67522), (5512, 64435), (6370, 55756), (6838, 51940), (6890, 51548), (7364, 48230), (7420, 47866), (9205, 38584), (9646, 36820), (10388, 34190), (10520, 33761), (12740, 27878), (12887, 27560), (12985, 27352), (13676, 25970), (13780, 25774), (13939, 25480), (14728, 24115), (14840, 23933), (17095, 20776), (18410, 19292)]